Measuring dive time, depth and air supply, it uses a reliable, time-proven algorithm to calculate and display remaining dive time based on established limits for nitrogen tension, oxygen exposure or cylinder pressure.

Our test divers kicked the living hell out of 18 open-heel fins on Cozumel's current-washed reefs. See which fins are still standing when the results are tallied.

They've been called many things through the centuries--Atlantis, Elysian Fields, the seven roses of the Atlantic--but today the Canary Islands are calling to divers everywhere.

Sublime drop-offs and macabre wrecks make Palau and Truk Lagoon a glorious study in contrasts.

This popular swimming hole has clear water and gregarious marine life--human and inflatable.

World-class diving at backyard prices. Need another reason to dive the Flower Garden Banks? How about 10 of them.

The three essential skills every diver must have, and 16 tips for a lifetime of better diving.

You've got three choices: Fight it, duck it, or give in and go with the flow.

In North Sulawesi, digital is the new paradigm for underwater imaging.